ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,464, issued on Jan. 27, was assigned to LT MATERIALS Co. LTD. (Yongin-Si, South Korea).
"Heterocyclic compound and organic light emitting element comprising same" was invented by Young Seok No (Osan-si, South Korea), Jiyoon Byun (Osan-si, South Korea) and Dongjun Kim (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same."
The patent was filed on March 26, 2018, under Application No. 16/496,776.
*For further information, including images, charts and tables, please visit: http://pat...